This product ishypoallergenic. Thanks to its robust and durable materials, this piece can be worn whileswimmingorshowering. Over time, the piece may look a bit darker. This is due to regular body contact and oil from the skin. To keep your product looks its best, use toothpaste to clean it and then rinse it off with water. This will make sure your jewellery maintains its shine for as long as possible.